1 // SPDX-License-Identifier: GPL-1.0+
3 * Renesas USB driver R-Car Gen. 2 initialization and power control
5 * Copyright (C) 2014 Ulrich Hecht
8 #include <linux/gpio.h>
9 #include <linux/of_gpio.h>
10 #include <linux/phy/phy.h>
14 static int usbhs_rcar2_hardware_init(struct platform_device *pdev)
16 struct usbhs_priv *priv = usbhs_pdev_to_priv(pdev);
18 if (IS_ENABLED(CONFIG_GENERIC_PHY)) {
19 struct phy *phy = phy_get(&pdev->dev, "usb");
31 static int usbhs_rcar2_hardware_exit(struct platform_device *pdev)
33 struct usbhs_priv *priv = usbhs_pdev_to_priv(pdev);
43 static int usbhs_rcar2_power_ctrl(struct platform_device *pdev,
44 void __iomem *base, int enable)
46 struct usbhs_priv *priv = usbhs_pdev_to_priv(pdev);
51 retval = phy_init(priv->phy);
54 retval = phy_power_on(priv->phy);
56 phy_power_off(priv->phy);
65 static int usbhs_rcar2_get_id(struct platform_device *pdev)
70 const struct renesas_usbhs_platform_callback usbhs_rcar2_ops = {
71 .hardware_init = usbhs_rcar2_hardware_init,
72 .hardware_exit = usbhs_rcar2_hardware_exit,
73 .power_ctrl = usbhs_rcar2_power_ctrl,
74 .get_id = usbhs_rcar2_get_id,